The spelling of the name "Tersha" is a bit tricky. It is pronounced /ˈtɛrʃə/, with the stress on the first syllable. The letter "e" in the first syllable is pronounced as short "e" sound /ɛ/, while the letter "a" in the second syllable is pronounced as short "uh" sound /ə/. The letter "s" is pronounced as a voiceless alveolar fricative /ʃ/. Therefore, the correct spelling of this name is "Tersha" and it should be pronounced as per the given IPA phonetic transcription.